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近几年,中考物理题越来越注重对考生的能力考查,一些源于生活又高于生活的题目越来越受到重视。但不少同学解这一类题时往往出错,所以同学们在学习课本知识的同时也别忘了多观察、多思考,以求得正确答案。下面介绍三例易错题,也许你从中会收到启发。例1(扬州市中考题)如图1,气球下面挂个小石子,悬浮在水中,轻轻触碰气球,则气球受到的浮力将()。
In recent years, the senior high school entrance examination more and more emphasis on the physical examination of the examinee’s ability, some from life and higher than the subject of life more and more attention. However, many students often make mistakes when solving this type of question, so do not forget to observe more and learn more in order to get the correct answer while students are learning textbook knowledge. Here are three examples of easy problems, maybe you will receive inspiration from. Example 1 (Yangzhou City Entrance Examination) Figure 1, hanging a pebble below the balloon, suspended in water, gently touch the balloon, then the buoyancy of the balloon will be ().